Table 3.

Effects of preventive service to avoid deterioration to care level 1–5 from support level 1–2 as certification of LTCI system in Japan

		No adjusted				Adjusteda
		HR	95%CI			HR	95%CI			Proportionalityb
Age < 85 & Support level 1	(n = 494)	1.43	0.96	–	2.13	1.33	0.89	–	1.99	P > 0.05
Age < 85 & Support level 2	(n = 255)	1.00	0.64	–	1.58	1.16	0.71	–	1.88	P > 0.05
Age > =85 & Support level 1	(n = 350)	0.63	0.43	–	0.94	0.65	0.43	–	0.97	P > 0.05
Age > =85 & Support level 2	(n = 190)	0.76	0.47	–	1.24	0.84	0.51	–	1.39	P > 0.05

^aAdjusted for sex, use of inpatient and outpatient medical service, disabled status, demented status, income, and Charlson Comorbidity Index scores

HR hazard ratio, 95% CI 95% confidence interval

^b Schoenfeld Residuals Test